@article{GT_2005_9_4_a9,
     author = {Cochran, Tim D and Harvey, Shelly L},
     title = {Homology and derived series of groups},
     journal = {Geometry & topology},
     pages = {2159--2191},
     publisher = {mathdoc},
     volume = {9},
     number = {4},
     year = {2005},
     doi = {10.2140/gt.2005.9.2159},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2005.9.2159/}
}